Problem-Solving and Data Analysis: Percentages — Quiz 2

Questions in this quiz (10)

1. A jacket costs $$40$$ dollars before a $$7.5\%$$ sales tax is added. What is the total cost, including tax?

   • $$41.50$$
   • $$42.00$$
   • $$43.00$$
   • $$47.50$$

2. A town's population increased from $$8000$$ to $$9200$$. What is the percent increase?

   • $$10\%$$
   • $$12\%$$
   • $$15\%$$
   • $$20\%$$

3. A survey of $$800$$ people found that $$35\%$$ prefer tea and $$25\%$$ prefer coffee. How many people prefer either tea or coffee?

   • $$240$$
   • $$280$$
   • $$480$$
   • $$500$$

4. A store increases the price of a $$50$$ dollar item by $$20\%$$, then decreases the new price by $$20\%$$. What is the final price?

   • $$48$$
   • $$50$$
   • $$52$$
   • $$40$$

5. In a class of $$200$$ students, $$30\%$$ are in math club. Of those students, $$40\%$$ are also in science club. How many students are in both clubs?

   • $$24$$
   • $$36$$
   • $$60$$
   • $$80$$

6. A data table shows that $$45\%$$ of $$1200$$ households have pets. How many households do not have pets?

   • $$540$$
   • $$660$$
   • $$720$$
   • $$1080$$

7. A restaurant bill is $$64$$ dollars. A customer leaves an $$18\%$$ tip. Which value is closest to the tip amount?

   • $$10$$
   • $$11$$
   • $$12$$
   • $$13$$

8. A worker's salary increases from $$2400$$ dollars to $$2760$$ dollars. What is the percent increase?

   • $$10\%$$
   • $$12\%$$
   • $$15\%$$
   • $$20\%$$

9. A tank is $$80\%$$ full and contains $$240$$ liters of water. What is the total capacity of the tank?

   • $$192$$
   • $$260$$
   • $$300$$
   • $$320$$

10. A school reports that $$72\%$$ of its $$1250$$ students passed an exam. How many students passed?

    • 900